From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2F51D43E9D5; Tue, 16 Jun 2026 15:09:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781622544; cv=none; b=Abiz0856n3n3V3fSmey81K3F9CXt4mnfP7lfMF007Qybfs1fmYi+/wr1LznCYyvAzboOiJAEGNXroMczNniwtlOyBM5HYqsNvgNjPcdeA7BvpynI2HtPN4OshLBeF6liNASO86UPWVNyEdVq+snoyxSj8+0btuiVDCzbzfpizKc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781622544; c=relaxed/simple; bh=YCOYIsP2UPA3JL2Qr+ccMSs46GgRKcUWZGG6JVBp61Y=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kCsszXb6+/KL0X0nr48vOhImf3V1S81gX/tVt/hPkSb7kg0ztI6OkdBUuLVsuZ0ftHgxGadLv1Twdcsg17YHy9cTwtr4MCuoXPLvvmuP7j40ZGiZ6U61+tKivXHwTfugYzLLPw1Gym8QfolZn5T3B7ZCmDNl2gQSttI7roYzISw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=V65DTVK2; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="V65DTVK2" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 205721F00A3E; Tue, 16 Jun 2026 15:09:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781622542; bh=KBDvSQ1iWnZfp5aAlbLhoAvHHvZ9HPS98yHZ0WmqRY4=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=V65DTVK2MhA9N5rWMFKW2QvWqid8b11n1IsCAKjH4uuzl/8DHFRAKFkH5n6HaLie+ qs8pE/IVON6wQBL9wXK59zDqZbAn5tTy7IBNrNCx+npgTg69QsfZcG+AVjyibp/M+y pzuRiMvj3EBi0q4JfdLNT4FoN0NpKBSc5ApvjV+6gNkp7oD0Vte+n/NAQ9WLEdm6X8 aMHQZ4SPHX1rFOPJtnsq8kxviok7JAIypwzG3w+9QHavEopV4sxJowN81FD87uNjvV iJmrD0S156TRc/8aW5lW9frqy8rF6qkx6a47pwwUGvXG8mAiemY0papX5z4rdX8fzC ci9X0FoO49Sfg== From: SeongJae Park To: Cc: SeongJae Park , "# 6 . 3 . x" , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH 5/9] mm/damon/sysfs-schemes: kobject_del() scheme filter dirs Date: Tue, 16 Jun 2026 08:08:39 -0700 Message-ID: <20260616150844.88305-6-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260616150844.88305-1-sj@kernel.org> References: <20260616150844.88305-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On CONFIG_DEBUG_KOBJECT_RELEASE enabled kernel, lack of kobject_del() could cause directories creation failures due to the name conflicts. Fix those issues for scheme filter directories by adding kobject_del() calls. Fixes: 472e2b70eda6 ("mm/damon/sysfs-schemes: connect filter directory and filters directory") Cc: # 6.3.x Signed-off-by: SeongJae Park --- mm/damon/sysfs-schemes.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c index bf08e6e1f1635..300930c2c5b3f 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -914,8 +914,10 @@ static void damon_sysfs_scheme_filters_rm_dirs( struct damon_sysfs_scheme_filter **filters_arr = filters->filters_arr; int i; - for (i = 0; i < filters->nr; i++) + for (i = 0; i < filters->nr; i++) { + kobject_del(&filters_arr[i]->kobj); kobject_put(&filters_arr[i]->kobj); + } filters->nr = 0; kfree(filters_arr); filters->filters_arr = NULL; -- 2.47.3